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7634f7d60c
- handle crashes where the table definition has been changed (different number of fields) sql/event.cc: change the way table is opened check whether the number of fields is exact, otherwise report damaged table sql/event_executor.cc: - move around some code - use the new way of table opening sql/event_priv.h: - new declaration sql/event_timed.cc: - now 0 is ok
98 lines
2.7 KiB
C
98 lines
2.7 KiB
C
/* Copyright (C) 2004-2005 MySQL AB
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
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#ifndef _EVENT_PRIV_H_
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#define _EVENT_PRIV_H_
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#include "mysql_priv.h"
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#define EVEX_USE_QUEUE
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#define UNLOCK_MUTEX_AND_BAIL_OUT(__mutex, __label) \
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{ VOID(pthread_mutex_unlock(&__mutex)); goto __label; }
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enum
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{
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EVEX_FIELD_DB = 0,
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EVEX_FIELD_NAME,
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EVEX_FIELD_BODY,
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EVEX_FIELD_DEFINER,
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EVEX_FIELD_EXECUTE_AT,
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EVEX_FIELD_INTERVAL_EXPR,
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EVEX_FIELD_TRANSIENT_INTERVAL,
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EVEX_FIELD_CREATED,
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EVEX_FIELD_MODIFIED,
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EVEX_FIELD_LAST_EXECUTED,
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EVEX_FIELD_STARTS,
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EVEX_FIELD_ENDS,
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EVEX_FIELD_STATUS,
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EVEX_FIELD_ON_COMPLETION,
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EVEX_FIELD_COMMENT,
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EVEX_FIELD_COUNT /* a cool trick to count the number of fields :) */
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};
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int
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my_time_compare(TIME *a, TIME *b);
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int
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evex_db_find_event_aux(THD *thd, const LEX_STRING dbname,
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const LEX_STRING rname, TABLE *table);
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int
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evex_open_event_table(THD *thd, enum thr_lock_type lock_type, TABLE **table);
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int
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event_timed_compare_q(void *vptr, byte* a, byte *b);
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int
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evex_time_diff(TIME *a, TIME *b);
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#define EXEC_QUEUE_QUEUE_NAME executing_queue
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#define EXEC_QUEUE_DARR_NAME evex_executing_queue
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#define EVEX_QUEUE_TYPE QUEUE
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#define EVEX_PTOQEL byte *
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#define EVEX_EQ_NAME executing_queue
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#define evex_queue_first_element(queue, __cast) ((__cast)queue_top(queue))
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#define evex_queue_element(queue, idx, __cast) ((__cast)queue_element(queue, idx))
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#define evex_queue_delete_element(queue, idx) queue_remove(queue, idx)
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#define evex_queue_destroy(queue) delete_queue(queue)
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#define evex_queue_first_updated(queue) queue_replaced(queue)
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#define evex_queue_insert(queue, element) queue_insert_safe(queue, element);
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void
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evex_queue_init(EVEX_QUEUE_TYPE *queue);
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#define evex_queue_num_elements(queue) queue.elements
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extern bool evex_is_running;
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extern MEM_ROOT evex_mem_root;
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extern pthread_mutex_t LOCK_event_arrays,
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LOCK_workers_count,
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LOCK_evex_running;
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extern ulonglong evex_main_thread_id;
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extern QUEUE EVEX_EQ_NAME;
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#endif /* _EVENT_PRIV_H_ */
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